MCF51QM32VFM(2012) View Datasheet(PDF) - Freescale Semiconductor

Part Name

Description

Manufacturer

MCF51QM32VFM
(Rev.:2012)

Embedded - Microcontrollers, Integrated Circuits (ICs)

Freescale Semiconductor 

12-bit DAC electrical characteristics

6.6.3.2 12-bit DAC operating behaviors

Table 27. 12-bit DAC operating behaviors

Symbol Description

IDDA_DACL Supply current — low-power mode

P

IDDA_DAC Supply current — high-speed mode

HP

tDACLP Full-scale settling time (0x080 to 0xF7F) —

low-power mode

tDACHP Full-scale settling time (0x080 to 0xF7F) —

high-power mode

tCCDACLP Code-to-code settling time (0xBF8 to

0xC08) — low-power mode and high-speed

mode

Vdacoutl DAC output voltage range low — high-

speed mode, no load, DAC set to 0x000

Vdacouth DAC output voltage range high — high-

speed mode, no load, DAC set to 0xFFF

INL Integral non-linearity error — high speed

mode

DNL

Differential non-linearity error — VDACR > 2

V

DNL

Differential non-linearity error — VDACR =

VREF_OUT

VOFFSET Offset error

EG Gain error

PSRR Power supply rejection ratio, VDDA > = 2.4 V

TCO Temperature coefficient offset voltage

TGE Temperature coefficient gain error

Rop Output resistance load = 3 kΩ

SR Slew rate -80h→ F7Fh→ 80h

• High power (SPHP)

• Low power (SPLP)

Min.

—

—

—

—

—

—

VDACR

−100

—

—

—

—

—

60

—

—

—

1.2

0.05

Typ.

—

—

100

15

0.7

—

—

—

—

—

±0.4

±0.1

3.7

0.000421

—

1.7

0.12

Max.

450

1000

200

30

1

100

VDACR

±8

±1

±1

±0.8

±0.6

90

—

—

250

—

—

CT Channel to channel cross talk

BW 3dB bandwidth

• High power (SPHP)

• Low power (SPLP)

—

—

-80

550

—

—

40

—

—

1. Settling within ±1 LSB

2. The INL is measured for 0+100mV to VDACR−100 mV

3. The DNL is measured for 0+100 mV to VDACR−100 mV

4. The DNL is measured for 0+100mV to VDACR−100 mV with VDDA > 2.4V

Freescale Semiconductor, Inc.

MCF51QM128 Data Sheet, Rev. 6, 01/2012.

Unit

μA

μA

μs

μs

μs

mV

mV

LSB

LSB

LSB

%FSR

%FSR

dB

μV/C

%FSR/C

Ω

V/μs

dB

kHz

Notes

1

1

1

2

3

4

5

5

6

45

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